Nevada-Massachusetts Co & Heizer, O. F. (1930). Method and cost of mining tungsten ore at Nevada-Massachusetts Company mines, Mill City, Nev. [publisher not identified].
Chicago Style (17th ed.) CitationNevada-Massachusetts Co and Ott F. Heizer. Method and Cost of Mining Tungsten Ore at Nevada-Massachusetts Company Mines, Mill City, Nev. Washington, D.C.: [publisher not identified], 1930.
MLA (9th ed.) CitationNevada-Massachusetts Co and Ott F. Heizer. Method and Cost of Mining Tungsten Ore at Nevada-Massachusetts Company Mines, Mill City, Nev. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.